/*
 * Copyright (c) 2020 - present, Inspur Genersoft Co., Ltd.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/*
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.inspur.edp.cef.generator.coreGenerator.base.accessorgen.method;

import com.inspur.edp.caf.generator.baseInfo.ParameterInfo;
import com.inspur.edp.caf.generator.baseInfo.TypeInfo;
import com.inspur.edp.caf.generator.method.ClassMethodGenerator;
import com.inspur.edp.cef.api.attr.ChildAttribute;
import com.inspur.edp.cef.designtime.api.IGspCommonDataType;
import com.inspur.edp.cef.designtime.api.IGspCommonField;
import com.inspur.edp.cef.entity.accessor.entity.IChildAccessor;
import com.inspur.edp.cef.gencommon.CefPropertyInfo;
import com.inspur.edp.cef.gencommon.ReflectionUtils;
import com.inspur.edp.cef.generator.common.MediatePropertyInfo;
import com.inspur.edp.cef.generator.coreGenerator.base.entitygen.EntityGeneratorContext;
import com.inspur.edp.cef.generator.coreGenerator.base.entitygen.method.DataStaticGetValueGenerator;
import com.inspur.edp.das.commonmodel.IGspCommonObject;
import java.util.List;
import org.eclipse.jdt.core.dom.*;

import java.util.ArrayList;

public class AccessorDataGetValueGenerator extends ClassMethodGenerator
{
	private static final String MethodName = "innerGetValue";
	private static final String FormalParName = "propName";
	private final EntityGeneratorContext ctx;
	private final String nodeCode;

	public AccessorDataGetValueGenerator(EntityGeneratorContext ctx,String nodeCode)
	{
		this.ctx = ctx;
		this.nodeCode = nodeCode;
	}
	@Override
	protected String getMethodName()
	{
		return MethodName;
	}


	@Override
	protected TypeInfo getReturnType() {
		return new TypeInfo(Object.class.getTypeName());
	}

	@Override
	protected boolean getIsOverride() {
		return true;
	}
	@Override
	protected ArrayList<Modifier.ModifierKeyword> getAccessModifiers() {
		ArrayList<Modifier.ModifierKeyword> list =new ArrayList<>();
		list.add(Modifier.ModifierKeyword.PROTECTED_KEYWORD);
		return list;
	}
	@Override
	protected ArrayList<ParameterInfo> getParameterCollection() {
		ArrayList<ParameterInfo> list=new ArrayList<ParameterInfo>();
		ParameterInfo parameterInfo=new ParameterInfo();
		parameterInfo.setParamType(new TypeInfo(String.class.getTypeName()));
		parameterInfo.setParamName(FormalParName);
		list.add(parameterInfo);
		return list;
	}
	@Override
	protected Block buildMethodBody() {
		Block block = ast.newBlock();
		ReturnStatement returnStatement=ast.newReturnStatement();
		MethodInvocation methodInvocation=ast.newMethodInvocation();
		methodInvocation.setExpression(ast.newSimpleName(ctx.getDataImplTypes().get(nodeCode).getFullName()));
		methodInvocation.setName(ast.newSimpleName(DataStaticGetValueGenerator.methodName));
		methodInvocation.arguments().add(ast.newThisExpression());
		methodInvocation.arguments().add(ast.newSimpleName(FormalParName));
		returnStatement.setExpression(methodInvocation);
		block.statements().add(returnStatement);
		return block;
	}

//	private void setSwitchExpresssion(SwitchStatement switchStatement) {
//		switchStatement.setExpression(ast.newSimpleName(FormalParName));
//	}
//
//	private void setSwitchCases(SwitchStatement switchStatement) {
//		for(MediatePropertyInfo field:dataType)
//		{
//			if(field.getExtendInfos().containsKey("AssoUdtAtrribute"))
//				continue;
//			if(field.getElement() == null){
//				continue;
//			}
//			buildPropertyCaseStatement(field.getElement().getLabelID(),"get"+field.getElement().getLabelID(),switchStatement);
//		}
//
//		if(dataType instanceof IGspCommonObject)
//		{
//			IGspCommonObject commonObject= (IGspCommonObject) dataType;
//			if(commonObject.getContainChildObjects()!=null)
//			{
//				for (IGspCommonObject childObj:commonObject.getContainChildObjects())
//				{
//					buildPropertyCaseStatement(childObj.getCode(),"get"+childObj.getCode()+"s",switchStatement);
//				}
//			}
//		}
//	}
//
//	private void buildPropertyCaseStatement(String propName,String propGetterName, SwitchStatement switchStatement)
//	{
//		SwitchCase switchCase1=ast.newSwitchCase();
//
//		StringLiteral stringLiteral=ast.newStringLiteral();
//		stringLiteral.setLiteralValue(propName);
//		switchCase1.setExpression(stringLiteral);
//		switchStatement.statements().add(switchCase1);
//
//		ReturnStatement returnStatement=ast.newReturnStatement();
//		MethodInvocation methodInvocation=ast.newMethodInvocation();
//
////		ChildAttribute childAttribute = (ChildAttribute) ReflectionUtils.getMethodAnnotation(propertyInfo.getPropertyMethod(), ChildAttribute.class);
////		if(childAttribute != null)
////			propGetterName = propGetterName+"s";
//
//		methodInvocation.setName(ast.newSimpleName(propGetterName));
//		returnStatement.setExpression(methodInvocation);
//		switchStatement.statements().add(returnStatement);
//	}
//
//	private void setSwitchDefaultCase(SwitchStatement switchStatement)
//	{
//		SwitchCase defaultCase = ast.newSwitchCase();
//		defaultCase.setExpression(null);
//		switchStatement.statements().add(defaultCase);
//
//		ThrowStatement throwStatement=ast.newThrowStatement();
//		ClassInstanceCreation classInstanceCreation =ast.newClassInstanceCreation();
//
//		classInstanceCreation.setType(new com.inspur.edp.caf.generator.baseInfo.TypeInfo(RuntimeException.class).getType(ast));
//
//
//		InfixExpression infixExpression =ast.newInfixExpression();
//		infixExpression.setOperator(InfixExpression.Operator.PLUS);
//		StringLiteral stringLiteral= ast.newStringLiteral();
//		stringLiteral.setLiteralValue("属性名不存在：");
//		infixExpression.setLeftOperand(stringLiteral);
//		infixExpression.setRightOperand(ast.newSimpleName(FormalParName));
//		classInstanceCreation.arguments().add(infixExpression);
//
//		throwStatement.setExpression(classInstanceCreation);
//		switchStatement.statements().add(throwStatement);
//	}

//	@Override
//	protected Block buildMethodBody()
//	{

//		var switchStatement = SyntaxFactory.SwitchStatement(SyntaxFactory.IdentifierName(FormalParName));
//
//		switchStatement = BuildPropSyntax(switchStatement);
//		switchStatement = BuildDynamicPropSyntax(switchStatement);
//		switchStatement = switchStatement.AddSections(getDefaultSection());
//
//		return SyntaxFactory.Block(SyntaxFactory.<StatementSyntax>SingletonList(switchStatement));
//	}
//
//	private SwitchStatementSyntax buildDynamicPropSyntax(SwitchStatementSyntax switchStatement)
//	{
//		//TODO: 将来动态属性改到字段上这里还得重新改一下
//
//		if (!propertyInfos.Any(prop => IDynamicPropSetHost.class.IsAssignableFrom(prop.DeclaringType)))
//		{
//			return switchStatement;
//		}
//		return switchStatement.AddSections(getPropSection("DynamicPropSet"));
//	}
//
//	private SwitchStatementSyntax buildPropSyntax(SwitchStatementSyntax switchStatement)
//	{

//		for (var prop : propertyInfos)
//		{
//			switchStatement = switchStatement.AddSections(getPropSection(prop.getName()));
//		}
//		//return switchStatement.AddSections(getPropSection("ID"));
//		return switchStatement;
//	}
//
//	private SwitchSectionSyntax getPropSection(String propName)
//	{
//		return SyntaxFactory.SwitchSection().WithLabels(GeneratorUtil.BuildSwitchLables(propName)).WithStatements(SyntaxFactory.<StatementSyntax>SingletonList(SyntaxFactory.ReturnStatement(SyntaxFactory.MemberAccessExpression(SyntaxKind.SimpleMemberAccessExpression, SyntaxFactory.ThisExpression(), SyntaxFactory.IdentifierName(propName)))));
//	}
//
//	private SwitchSectionSyntax getDefaultSection()
//	{
//		return SyntaxFactory.SwitchSection().WithLabels(SyntaxFactory.<SwitchLabelSyntax>SingletonList(SyntaxFactory.DefaultSwitchLabel())).WithStatements(SyntaxFactory.<StatementSyntax>SingletonList(SyntaxFactory.ThrowStatement(SyntaxFactory.ObjectCreationExpression(TypeUtils.getTypeSyntax(ArgumentOutOfRangeException.class)).WithArgumentList(SyntaxFactory.ArgumentList(SyntaxFactory.<ArgumentSyntax>SeparatedList(new SyntaxNodeOrToken[] { SyntaxFactory.Argument(SyntaxFactory.LiteralExpression(SyntaxKind.StringLiteralExpression, SyntaxFactory.Literal(FormalParName))), SyntaxFactory.Token(SyntaxKind.CommaToken), SyntaxFactory.Argument(SyntaxFactory.IdentifierName(FormalParName)), SyntaxFactory.Token(SyntaxKind.CommaToken), SyntaxFactory.Argument(SyntaxFactory.LiteralExpression(SyntaxKind.StringLiteralExpression, SyntaxFactory.Literal("属性名不存在"))) }))))));
//	}
}
